<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			.div{
				height: 1200px;
				width: 500px;
				background-color: #00FFFF;
			}
			.jumpTop{
				width: 80px;
				height: 25px;
				border: 1px solid #000000;
				/* 设置为固定定位 */
				position: fixed;
				bottom: 20px;
				right: 20px;
			}
		</style>
	</head>
	<body>
		<h1>最顶部</h1>
		<div class="div">
			
		</div>
		<p>asdasddqrqrqwr rqrccqrqwrcqwrqwerwew </p>
		<div class="jumpTop">
			<!-- #是重新请求该页面 -->
			<a href="#">顶部</a>
		</div>
	</body>
</html>
